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Callum Waters 6be0e13823 lite2: prune-headers (#4478 ) closes #4469 Improved speed of cleanup by using SignedHeaderAfter instead of TrustedHeader to jump from header to header. Prune() is now called when a new header and validator set are saved and is a function dealt by the database itself ## Commits: * prune headers and vals * modified cleanup and tests * fixes after my own review * implement Prune func * make db ops concurrently safe * use Iterator in SignedHeaderAfter we should iterate from height+1, not from the end! * simplify cleanup Co-authored-by: Anton Kaliaev <anton.kalyaev@gmail.com>	5 years ago
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db.go	lite2: prune-headers (#4478)	5 years ago
db_test.go	lite2: prune-headers (#4478)	5 years ago

closes #4469

Improved speed of cleanup by using SignedHeaderAfter instead of TrustedHeader to jump from header to header.

Prune() is now called when a new header and validator set are saved and is a function dealt by the database itself

## Commits:

* prune headers and vals

* modified cleanup and tests

* fixes after my own review

* implement Prune func

* make db ops concurrently safe

* use Iterator in SignedHeaderAfter

we should iterate from height+1, not from the end!

* simplify cleanup

Co-authored-by: Anton Kaliaev <anton.kalyaev@gmail.com>

5 years ago

db.go

lite2: prune-headers (#4478)

5 years ago

db_test.go

lite2: prune-headers (#4478)

5 years ago